68735180

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{7057}}^1$

素因数の和:7553

約数の個数: 24

約数和(自身を含む): 144660768

約数和(自身を除く): 75925588

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1948, 2435, 4870, 7057, 9740, 14114, 28228, 35285, 70570, 141140, 3436759, 6873518, 13747036, 17183795, 34367590, 68735180]

約数ペア:

[(1, 68735180), (2, 34367590), (4, 17183795), (5, 13747036), (10, 6873518), (20, 3436759), (487, 141140), (974, 70570), (1948, 35285), (2435, 28228), (4870, 14114), (7057, 9740)]